FVXX23 KNES 031430 VOLCANIC ASH ADVISORY ISSUED: 20070703/1430Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/67 INFORMATION SOURCE: GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: PILOT REPORT INDICATED AN ASH ACTIVITY OBS ASH DATE/TIME: 07/1345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL260 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 07/2000Z FCST ASH CLOUD +12H: 08/0200Z FCST ASH CLOUD +18H: 08/0800Z REMARKS: PILOT REPORT INDICATED AN ASH ACTIVITY AT 03/1330Z. BUT NO ASH CAN BE SEEN IN SATELLITE IMAGERY. ...ZHONG NEXT ADVISORY: WILL BE ISSUED BY 20070703/2030Z